The design of automobile engine exhibits complex features with the higher quality requirement than other parts.As the key part of engine

the production level of cylinder block and head can directly restrict overall performance of engine.The flexible production process of aluminum alloy cylinder head of engine by the metal mold gravity casting was described

such as the product of the core

core assembling

gravity casting

cooling

shaking sand

riser-removal

shot blasting

rough process

cleaning

which provides a certain reference for the domestic engine manufacture.